--- a/tests/test-keyword.t	Wed Jan 16 00:08:08 2013 +0100
+++ b/tests/test-keyword.t	Wed Jan 16 00:09:26 2013 +0100
@@ -507,6 +507,7 @@
   $ hg -q commit -d '14 1' -m 'prepare amend'
 
   $ hg --debug commit --amend -d '15 1' -m 'amend without changes' | grep keywords
+  invalid branchheads cache (served): tip differs
   overwriting a expanding keywords
   $ hg -q id
   67d8c481a6be